commit 78aeb6637d3ededc91108a08e1e2c1d7b740db4b Author: Stefan Dresselhaus Date: Tue Jul 25 11:55:12 2017 +0200 initial diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..62c83ca --- /dev/null +++ b/LICENSE @@ -0,0 +1,30 @@ +Copyright Stefan Dresselhaus (c) 2017 + +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials provided + with the distribution. + + * Neither the name of Author name here nor the names of other + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. diff --git a/README.md b/README.md new file mode 100644 index 0000000..03ef981 --- /dev/null +++ b/README.md @@ -0,0 +1 @@ +# pandoc-slide-filter diff --git a/Setup.hs b/Setup.hs new file mode 100644 index 0000000..9a994af --- /dev/null +++ b/Setup.hs @@ -0,0 +1,2 @@ +import Distribution.Simple +main = defaultMain diff --git a/app/Media.hs b/app/Media.hs new file mode 100644 index 0000000..e2a71c8 --- /dev/null +++ b/app/Media.hs @@ -0,0 +1,91 @@ +#!/usr/bin/env runhaskell +{-# LANGUAGE ScopedTypeVariables #-} + +import Text.Pandoc.JSON +import Control.Exception +import Data.Monoid ((<>)) +import Data.List (partition) + +main :: IO () +main = toJSONFilter media + +media :: Inline -> IO [Inline] +media (Image ("audio",att,att') [] (filename,_)) = return $ [toHtml $ ""] + where + (direct, css) = classToPlain att +media (Image ("audio",att,att') alt (filename,_)) = return $ [toHtml $ "
"] + ++ [toHtml $ "
"] + ++ alt + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att +--no description of video +media (Image ("video", att, att') [] (filename,_)) = return $ [toHtml $ ""] + where + (direct, css) = classToPlain att +--with description of video +media (Image ("video", att, att') alt (filename,_)) = return $ [toHtml $ "
"] + ++ [toHtml $ ""] + ++ [toHtml $ "
"] + ++ alt + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att +--no description of image +media (Image ("img", att, att') [] (filename,_)) = return $ [toHtml $ "
"] + ++ [toHtml $ " unwords direct <> " src=\"" <> filename <> "\"" <> attToString ("",css,att') <> ">"] + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att +--with description of image +media (Image ("img", att, att') alt (filename,_)) = return $ [toHtml $ "
"] + ++ [toHtml $ " unwords direct <> " src=\"" <> filename <> "\"" <> attToString ("",css,att') <> ">"] + ++ [toHtml $ "
"] + ++ alt + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att +media (Image ("svg", att, att') [] (filename,_)) = handle (\(fileerror :: IOException) -> return [toHtml $ "Could not read file: " <> filename <> "
" <> show fileerror]) $ + do + svg <- readFile filename + return $ [toHtml $ "
unwords direct <> " " <> attToString ("", css, att') <> ">"] -- use attributes on figure, as svg gets dumped in.. + ++ [toHtml $ svg] + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att +media (Image ("svg", att, att') alt (filename,_)) = handle (\(fileerror :: IOException) -> return $ [toHtml $ "Could not read file: " <> filename <> "
" <> show filename]) $ + do + svg <- readFile filename + return $ [toHtml $ "
unwords direct <> " " <> attToString ("", css, att') <> ">"] -- use attributes on figure, as svg gets dumped in.. + ++ [toHtml $ svg] + ++ [toHtml $ "
"] + ++ alt + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att +media (Image ("demo", att, att') [] (filename,_)) = return $ [toHtml $ ""] + where + (direct, css) = classToPlain att +media (Image ("demo", att, att') alt (filename,_)) = return $ [toHtml $ "
"] + ++ [toHtml $ ""] + ++ [toHtml $ "
"] + ++ alt + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att + +media x = return [x] + + +attToString :: Attr -> String +attToString (ident, classes, kvpairs) = ident <> " class=\"" <> unwords classes <> "\" " <> unwords ((\(k,v) -> k <> "=\"" <> v <> "\"") <$> kvpairs) + +classToPlain :: [String] -> ([String],[String]) +classToPlain = partition (`elem` [ "data-autoplay" + , "controls" + ] + ) + +toHtml :: String -> Inline +toHtml = RawInline (Format "html") diff --git a/app/Quiz.hs b/app/Quiz.hs new file mode 100644 index 0000000..e2a71c8 --- /dev/null +++ b/app/Quiz.hs @@ -0,0 +1,91 @@ +#!/usr/bin/env runhaskell +{-# LANGUAGE ScopedTypeVariables #-} + +import Text.Pandoc.JSON +import Control.Exception +import Data.Monoid ((<>)) +import Data.List (partition) + +main :: IO () +main = toJSONFilter media + +media :: Inline -> IO [Inline] +media (Image ("audio",att,att') [] (filename,_)) = return $ [toHtml $ ""] + where + (direct, css) = classToPlain att +media (Image ("audio",att,att') alt (filename,_)) = return $ [toHtml $ "
"] + ++ [toHtml $ "
"] + ++ alt + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att +--no description of video +media (Image ("video", att, att') [] (filename,_)) = return $ [toHtml $ ""] + where + (direct, css) = classToPlain att +--with description of video +media (Image ("video", att, att') alt (filename,_)) = return $ [toHtml $ "
"] + ++ [toHtml $ ""] + ++ [toHtml $ "
"] + ++ alt + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att +--no description of image +media (Image ("img", att, att') [] (filename,_)) = return $ [toHtml $ "
"] + ++ [toHtml $ " unwords direct <> " src=\"" <> filename <> "\"" <> attToString ("",css,att') <> ">"] + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att +--with description of image +media (Image ("img", att, att') alt (filename,_)) = return $ [toHtml $ "
"] + ++ [toHtml $ " unwords direct <> " src=\"" <> filename <> "\"" <> attToString ("",css,att') <> ">"] + ++ [toHtml $ "
"] + ++ alt + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att +media (Image ("svg", att, att') [] (filename,_)) = handle (\(fileerror :: IOException) -> return [toHtml $ "Could not read file: " <> filename <> "
" <> show fileerror]) $ + do + svg <- readFile filename + return $ [toHtml $ "
unwords direct <> " " <> attToString ("", css, att') <> ">"] -- use attributes on figure, as svg gets dumped in.. + ++ [toHtml $ svg] + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att +media (Image ("svg", att, att') alt (filename,_)) = handle (\(fileerror :: IOException) -> return $ [toHtml $ "Could not read file: " <> filename <> "
" <> show filename]) $ + do + svg <- readFile filename + return $ [toHtml $ "
unwords direct <> " " <> attToString ("", css, att') <> ">"] -- use attributes on figure, as svg gets dumped in.. + ++ [toHtml $ svg] + ++ [toHtml $ "
"] + ++ alt + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att +media (Image ("demo", att, att') [] (filename,_)) = return $ [toHtml $ ""] + where + (direct, css) = classToPlain att +media (Image ("demo", att, att') alt (filename,_)) = return $ [toHtml $ "
"] + ++ [toHtml $ ""] + ++ [toHtml $ "
"] + ++ alt + ++ [toHtml $ "
"] + where + (direct, css) = classToPlain att + +media x = return [x] + + +attToString :: Attr -> String +attToString (ident, classes, kvpairs) = ident <> " class=\"" <> unwords classes <> "\" " <> unwords ((\(k,v) -> k <> "=\"" <> v <> "\"") <$> kvpairs) + +classToPlain :: [String] -> ([String],[String]) +classToPlain = partition (`elem` [ "data-autoplay" + , "controls" + ] + ) + +toHtml :: String -> Inline +toHtml = RawInline (Format "html") diff --git a/app/Styling.hs b/app/Styling.hs new file mode 100644 index 0000000..f76d609 --- /dev/null +++ b/app/Styling.hs @@ -0,0 +1,77 @@ +#!/usr/bin/env runhaskell +{-# LANGUAGE ScopedTypeVariables #-} + +import Text.Pandoc.JSON +import Text.Pandoc.Walk +import Control.Exception +import Data.Monoid ((<>)) +import Data.List (partition, isInfixOf) + +main :: IO () +main = toJSONFilter $ styling . walk inlineStyling + +styling :: Block -> IO [Block] +styling (Div ("col",att,att') inner) = return $ [toHtml $ "
unwords direct <> attToString ("",css,att') <> ">"] + ++ inner + ++ [toHtml"
"] + where + (direct, css) = classToPlain att +styling (CodeBlock (id,att,att') inner) = return $ [CodeBlock (id, addToAtt "data-trim" + . addToAtt "data-noescape" + $ att + , att') inner] +styling div@(Div (id,att,att') inner) + | "fragment" `elem` att = return [Div (id, att, addToStyle "display: block;" att') inner] + | "frame" `elem` att = return [Div (id, addToAtt "fragment" --insert fragment + . addToAtt "current-visible" --insert current-visible + . filter (/= "frame") --remove frame + $ att + , addToStyle "display: block;" att') inner] + | otherwise = return [div] +styling x = return [x] + + +inlineStyling :: Inline -> Inline +inlineStyling span@(Span (id, att, att') inner) + | "fragment" `elem` att = Span (id, att, addToStyle "display: inline-block;" att') inner + | "frame" `elem` att = Span (id, addToAtt "fragment" --insert fragment + . addToAtt "current-visible" --insert current-visible + . filter (/= "frame") --remove frame + $ att + , addToStyle "display: inline-block;" att') inner + | id == "vspace" = toInlineHtml $ "
unwords direct <> attToString ("",css,att') <> ">
" + | id == "hspace" = toInlineHtml $ " unwords direct <> attToString ("",css,att') <> ">" + | otherwise = span + where + (direct, css) = classToPlain att +inlineStyling x = x + +addToStyle :: String -> [(String, String)] -> [(String, String)] +-- we are looking for style and inject +addToStyle toAdd (("style",val):as) = ("style", if toAdd `isInfixOf` val then val else val <> " " <> toAdd):as +-- if we land here the current one is not style -> skip +addToStyle toAdd (a:as) = a:addToStyle toAdd as +-- if we land here we have no more to skip -> add +addToStyle toAdd [] = [("style", toAdd)] + +addToAtt :: String -> [String] -> [String] +addToAtt toAdd (a:as) + | a == toAdd = toAdd:as + | otherwise = a:addToAtt toAdd as +addToAtt toAdd [] = [toAdd] + +attToString :: Attr -> String +attToString (ident, [], kvpairs) = ident <> " " <> unwords ((\(k,v) -> k <> "=\"" <> v <> "\"") <$> kvpairs) +attToString (ident, classes, kvpairs) = ident <> " class=\"" <> unwords classes <> "\" " <> unwords ((\(k,v) -> k <> "=\"" <> v <> "\"") <$> kvpairs) + +classToPlain :: [String] -> ([String],[String]) +classToPlain = partition (`elem` [ "data-autoplay" + , "controls" + ] + ) + +toHtml :: String -> Block +toHtml = RawBlock (Format "html") + +toInlineHtml :: String -> Inline +toInlineHtml = RawInline (Format "html") diff --git a/pandoc-slide-filter.cabal b/pandoc-slide-filter.cabal new file mode 100644 index 0000000..30b348b --- /dev/null +++ b/pandoc-slide-filter.cabal @@ -0,0 +1,42 @@ +name: pandoc-slide-filter +version: 0.1.0.0 +-- synopsis: +-- description: +homepage: https://github.com/Drezil/pandoc-slide-filter#readme +license: BSD3 +license-file: LICENSE +author: Stefan Dresselhaus +maintainer: sdressel@techfak.uni-bielefeld.de +copyright: 2017 Stefan Dresselhaus +category: CLI +build-type: Simple +extra-source-files: README.md +cabal-version: >=1.10 + +executable media + hs-source-dirs: app + main-is: Media.hs + ghc-options: -threaded -rtsopts -with-rtsopts=-N + build-depends: base + , pandoc + default-language: Haskell2010 + +executable styling + hs-source-dirs: app + main-is: Styling.hs + ghc-options: -threaded -rtsopts -with-rtsopts=-N + build-depends: base + , pandoc + default-language: Haskell2010 + +executable quiz + hs-source-dirs: app + main-is: Quiz.hs + ghc-options: -threaded -rtsopts -with-rtsopts=-N + build-depends: base + , pandoc + default-language: Haskell2010 + +source-repository head + type: git + location: https://github.com/Drezil/pandoc-slide-filter diff --git a/stack.yaml b/stack.yaml new file mode 100644 index 0000000..d66a353 --- /dev/null +++ b/stack.yaml @@ -0,0 +1,66 @@ +# This file was automatically generated by 'stack init' +# +# Some commonly used options have been documented as comments in this file. +# For advanced use and comprehensive documentation of the format, please see: +# http://docs.haskellstack.org/en/stable/yaml_configuration/ + +# Resolver to choose a 'specific' stackage snapshot or a compiler version. +# A snapshot resolver dictates the compiler version and the set of packages +# to be used for project dependencies. For example: +# +# resolver: lts-3.5 +# resolver: nightly-2015-09-21 +# resolver: ghc-7.10.2 +# resolver: ghcjs-0.1.0_ghc-7.10.2 +# resolver: +# name: custom-snapshot +# location: "./custom-snapshot.yaml" +resolver: lts-8.23 + +# User packages to be built. +# Various formats can be used as shown in the example below. +# +# packages: +# - some-directory +# - https://example.com/foo/bar/baz-0.0.2.tar.gz +# - location: +# git: https://github.com/commercialhaskell/stack.git +# commit: e7b331f14bcffb8367cd58fbfc8b40ec7642100a +# - location: https://github.com/commercialhaskell/stack/commit/e7b331f14bcffb8367cd58fbfc8b40ec7642100a +# extra-dep: true +# subdirs: +# - auto-update +# - wai +# +# A package marked 'extra-dep: true' will only be built if demanded by a +# non-dependency (i.e. a user package), and its test suites and benchmarks +# will not be run. This is useful for tweaking upstream packages. +packages: +- '.' +# Dependency packages to be pulled from upstream that are not in the resolver +# (e.g., acme-missiles-0.3) +extra-deps: [] + +# Override default flag values for local packages and extra-deps +flags: {} + +# Extra package databases containing global packages +extra-package-dbs: [] + +# Control whether we use the GHC we find on the path +# system-ghc: true +# +# Require a specific version of stack, using version ranges +# require-stack-version: -any # Default +# require-stack-version: ">=1.4" +# +# Override the architecture used by stack, especially useful on Windows +# arch: i386 +# arch: x86_64 +# +# Extra directories used by stack for building +# extra-include-dirs: [/path/to/dir] +# extra-lib-dirs: [/path/to/dir] +# +# Allow a newer minor version of GHC than the snapshot specifies +# compiler-check: newer-minor \ No newline at end of file